]>
Commit | Line | Data |
---|---|---|
1a79b024 DD |
1 | dnl Process this file with autoconf to produce a configure script |
2 | ||
85f969cd DD |
3 | AC_INIT |
4 | AC_CONFIG_SRCDIR([xmalloc.c]) | |
d8efadbd | 5 | AC_CONFIG_MACRO_DIRS([../config]) |
1a79b024 DD |
6 | |
7 | # This works around the fact that libtool configuration may change LD | |
8 | # for this particular configuration, but some shells, instead of | |
9 | # keeping the changes in LD private, export them just because LD is | |
10 | # exported. We don't use libtool yet, but some day we might, so... | |
11 | ORIGINAL_LD_FOR_MULTILIBS=$LD | |
12 | ||
13 | dnl We use these options to decide which functions to include. | |
14 | AC_ARG_WITH(target-subdir, | |
15 | [ --with-target-subdir=SUBDIR Configuring in a subdirectory for target]) | |
16 | AC_ARG_WITH(build-subdir, | |
17 | [ --with-build-subdir=SUBDIR Configuring in a subdirectory for build]) | |
18 | AC_ARG_WITH(cross-host, | |
19 | [ --with-cross-host=HOST Configuring with a cross compiler]) | |
20 | AC_ARG_WITH(newlib, | |
21 | [ --with-newlib Configuring with newlib]) | |
22 | ||
23 | if test "${srcdir}" = "."; then | |
24 | if test -n "${with_build_subdir}"; then | |
25 | libiberty_topdir="${srcdir}/../.." | |
26 | with_target_subdir= | |
27 | elif test -z "${with_target_subdir}"; then | |
28 | libiberty_topdir="${srcdir}/.." | |
29 | else | |
30 | if test "${with_target_subdir}" != "."; then | |
31 | libiberty_topdir="${srcdir}/${with_multisrctop}../.." | |
32 | else | |
33 | libiberty_topdir="${srcdir}/${with_multisrctop}.." | |
34 | fi | |
35 | fi | |
36 | else | |
37 | libiberty_topdir="${srcdir}/.." | |
38 | fi | |
39 | AC_SUBST(libiberty_topdir) | |
40 | AC_CONFIG_AUX_DIR($libiberty_topdir) | |
41 | ||
42 | dnl Very limited version of automake's enable-maintainer-mode | |
43 | ||
44 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) | |
45 | dnl maintainer-mode is disabled by default | |
46 | AC_ARG_ENABLE(maintainer-mode, | |
47 | [ --enable-maintainer-mode | |
48 | enable make rules and dependencies not useful | |
49 | (and sometimes confusing) to the casual installer], | |
50 | maintainer_mode=$enableval, | |
51 | maintainer_mode=no) | |
52 | ||
53 | AC_MSG_RESULT($maintainer_mode) | |
54 | ||
55 | if test "$maintainer_mode" = "yes"; then | |
56 | MAINT='' | |
57 | NOTMAINT='#' | |
58 | else | |
59 | MAINT='#' | |
60 | NOTMAINT='' | |
61 | fi | |
62 | AC_SUBST(MAINT)dnl | |
63 | AC_SUBST(NOTMAINT)dnl | |
64 | ||
ce2d3708 NC |
65 | if test -z "$ETAGS"; then |
66 | ETAGS=etags | |
67 | fi | |
68 | AC_SUBST([ETAGS]) | |
69 | ||
1a79b024 DD |
70 | # Do we have a single-tree copy of texinfo? Even if we do, we can't |
71 | # rely on it - libiberty is built before texinfo. | |
72 | AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, ) | |
73 | if test "x$MAKEINFO" = "x"; then | |
74 | MAKEINFO="@echo makeinfo missing; true" | |
75 | BUILD_INFO= | |
76 | else | |
77 | BUILD_INFO=info | |
78 | case "$MAKEINFO" in | |
79 | */missing\ makeinfo*) | |
80 | BUILD_INFO= | |
81 | AC_MSG_WARN([ | |
82 | *** Makeinfo is missing. Info documentation will not be built.]) | |
83 | ;; | |
84 | *) | |
85 | case x"`$MAKEINFO --version | grep 'GNU texinfo'`" in | |
86 | x*\ [[1-3]].* ) | |
87 | MAKEINFO="@echo $MAKEINFO is too old, 4.0 or newer required; true" | |
88 | BUILD_INFO= | |
89 | AC_MSG_WARN([ | |
90 | *** Makeinfo is too old. Info documentation will not be built.]) | |
91 | ;; | |
92 | esac | |
93 | ;; | |
94 | esac | |
95 | fi | |
96 | AC_SUBST(MAKEINFO) | |
97 | AC_SUBST(BUILD_INFO) | |
98 | ||
99 | AC_CHECK_PROG(PERL, perl, perl, ) | |
100 | if test x"$PERL" = x""; then | |
101 | HAVE_PERL='#' | |
102 | else | |
103 | HAVE_PERL='' | |
104 | fi | |
105 | AC_SUBST(HAVE_PERL) | |
106 | ||
107 | AC_CANONICAL_HOST | |
108 | ||
109 | dnl When we start using automake: | |
110 | dnl AM_INIT_AUTOMAKE(libiberty, 1.0) | |
111 | ||
112 | dnl These must be called before AM_PROG_LIBTOOL, because it may want | |
113 | dnl to call AC_CHECK_PROG. | |
114 | AC_CHECK_TOOL(AR, ar) | |
115 | AC_CHECK_TOOL(RANLIB, ranlib, :) | |
116 | ||
26853338 L |
117 | GCC_PLUGIN_OPTION(PLUGIN_OPTION) |
118 | if test -n "$PLUGIN_OPTION"; then | |
119 | if $AR --help 2>&1 | grep -q "\--plugin"; then | |
120 | AR_PLUGIN_OPTION="$PLUGIN_OPTION" | |
121 | AC_SUBST(AR_PLUGIN_OPTION) | |
122 | fi | |
123 | if $RANLIB --help 2>&1 | grep -q "\--plugin"; then | |
124 | RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION" | |
125 | AC_SUBST(RANLIB_PLUGIN_OPTION) | |
126 | fi | |
127 | fi | |
128 | ||
958afec3 GK |
129 | dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB. |
130 | # Add --enable-multilib to configure. | |
131 | # Default to --enable-multilib | |
132 | AC_ARG_ENABLE(multilib, | |
133 | [ --enable-multilib build many library versions (default)], | |
134 | [case "$enableval" in | |
135 | yes) multilib=yes ;; | |
136 | no) multilib=no ;; | |
137 | *) AC_MSG_ERROR([bad value $enableval for multilib option]) ;; | |
138 | esac], | |
139 | [multilib=yes]) | |
140 | ||
141 | # Even if the default multilib is not a cross compilation, | |
142 | # it may be that some of the other multilibs are. | |
143 | if test $cross_compiling = no && test $multilib = yes \ | |
144 | && test "x${with_multisubdir}" != x ; then | |
145 | cross_compiling=maybe | |
146 | fi | |
147 | ||
a4818a05 DD |
148 | # We may wish to install the target headers somewhere. |
149 | AC_MSG_CHECKING([whether to install libiberty headers and static library]) | |
150 | dnl install-libiberty is disabled by default | |
151 | ||
152 | AC_ARG_ENABLE(install-libiberty, | |
153 | [ --enable-install-libiberty Install headers and library for end users], | |
154 | enable_install_libiberty=$enableval, | |
155 | enable_install_libiberty=no)dnl | |
156 | ||
157 | # Option parsed, now set things appropriately. | |
158 | case x"$enable_install_libiberty" in | |
159 | xyes|x) | |
160 | target_header_dir=libiberty | |
161 | ;; | |
162 | xno) | |
163 | target_header_dir= | |
164 | ;; | |
165 | *) | |
166 | # This could be sanity-checked in various ways... | |
167 | target_header_dir="${enable_install_libiberty}" | |
168 | ;; | |
169 | esac | |
170 | AC_MSG_RESULT($enable_install_libiberty) | |
171 | AC_MSG_NOTICE([target_header_dir = $target_header_dir]) | |
172 | ||
1a79b024 DD |
173 | GCC_NO_EXECUTABLES |
174 | AC_PROG_CC | |
f91ca6bc | 175 | AC_GNU_SOURCE |
899de170 | 176 | AC_SYS_LARGEFILE |
1a79b024 DD |
177 | AC_PROG_CPP_WERROR |
178 | ||
1f616ca1 | 179 | ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ |
59d2699c MW |
180 | -Wstrict-prototypes \ |
181 | -Wshadow=local], [ac_libiberty_warn_cflags]) | |
1f616ca1 | 182 | ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) |
1a79b024 | 183 | |
46a10049 DD |
184 | AC_PROG_CC_C_O |
185 | # autoconf is lame and doesn't give us any substitution variable for this. | |
186 | if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then | |
187 | NO_MINUS_C_MINUS_O=yes | |
188 | else | |
189 | OUTPUT_OPTION='-o $@' | |
190 | fi | |
191 | AC_SUBST(NO_MINUS_C_MINUS_O) | |
192 | AC_SUBST(OUTPUT_OPTION) | |
193 | ||
1a79b024 DD |
194 | AC_C_CONST |
195 | AC_C_INLINE | |
0093138c | 196 | AC_C_BIGENDIAN |
1a79b024 | 197 | |
46a10049 | 198 | dnl When we start using libtool: |
1a79b024 DD |
199 | dnl Default to a non shared library. This may be overridden by the |
200 | dnl configure option --enable-shared. | |
46a10049 | 201 | dnl AM_DISABLE_SHARED |
1a79b024 | 202 | |
46a10049 DD |
203 | dnl When we start using libtool: |
204 | dnl AM_PROG_LIBTOOL | |
1a79b024 DD |
205 | |
206 | dnl When we start using automake: | |
207 | dnl AM_CONFIG_HEADER(config.h:config.in) | |
208 | AC_CONFIG_HEADER(config.h:config.in) | |
209 | ||
210 | dnl When we start using automake: | |
211 | dnl AM_MAINTAINER_MODE | |
212 | dnl AC_EXEEXT | |
213 | ||
214 | dnl When we start using automake: | |
215 | dnl AM_PROG_INSTALL | |
216 | AC_PROG_INSTALL | |
217 | ||
4cf896a5 KC |
218 | # Don't build the shared library for build. |
219 | if [[ -n "${with_build_subdir}" ]]; then | |
220 | enable_shared=no | |
221 | fi | |
222 | ||
223 | frag= | |
224 | case "${host}" in | |
225 | rs6000-ibm-aix3.1 | rs6000-ibm-aix) | |
226 | frag=mh-aix ;; | |
227 | *-*-cxux7*) frag=mh-cxux7 ;; | |
228 | *-*-freebsd2.1.*) frag=mh-fbsd21 ;; | |
229 | *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;; | |
230 | i370-*-opened*) frag=mh-openedition ;; | |
231 | i[[34567]]86-*-windows*) frag=mh-windows ;; | |
232 | esac | |
233 | ||
234 | if [[ -n "${frag}" ]]; then | |
c779bab8 | 235 | frag=${libiberty_topdir}/libiberty/config/$frag |
4cf896a5 KC |
236 | fi |
237 | ||
601a99c6 DD |
238 | GCC_PICFLAG |
239 | ||
4cf896a5 KC |
240 | # If they didn't specify --enable-shared, don't generate shared libs. |
241 | case "${enable_shared}" in | |
242 | yes) shared=yes ;; | |
243 | no) shared=no ;; | |
244 | "") shared=no ;; | |
245 | *) shared=yes ;; | |
246 | esac | |
26505cc0 DD |
247 | |
248 | # ...unless --enable-host-shared was passed from top-level config: | |
249 | if [[ "${enable_host_shared}" = "yes" ]]; then | |
250 | shared=yes | |
251 | fi | |
252 | ||
601a99c6 DD |
253 | if [[ "${shared}" != "yes" ]]; then |
254 | PICFLAG= | |
4cf896a5 | 255 | fi |
c779bab8 | 256 | AC_SUBST(PICFLAG) |
4cf896a5 | 257 | |
3f48575a | 258 | NOASANFLAG= |
259 | case " ${CFLAGS} " in | |
260 | *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;; | |
d750c713 | 261 | *\ -fsanitize=hwaddress\ *) NOASANFLAG=-fno-sanitize=hwaddress ;; |
3f48575a | 262 | esac |
263 | AC_SUBST(NOASANFLAG) | |
264 | ||
56b1e56d NC |
265 | GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) |
266 | AC_SUBST(CET_HOST_FLAGS) | |
267 | ||
4cf896a5 KC |
268 | echo "# Warning: this fragment is automatically generated" > temp-frag |
269 | ||
c779bab8 PB |
270 | if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then |
271 | echo "Appending ${frag} to xhost-mkfrag" | |
272 | echo "# Following fragment copied from ${frag}" >> temp-frag | |
273 | cat ${frag} >> temp-frag | |
274 | fi | |
4cf896a5 KC |
275 | |
276 | # record if we want to build shared libs. | |
277 | if [[ "${shared}" = "yes" ]]; then | |
278 | echo enable_shared = yes >> temp-frag | |
279 | else | |
280 | echo enable_shared = no >> temp-frag | |
281 | fi | |
282 | ||
283 | frag=xhost-mkfrag | |
284 | ${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag | |
285 | ||
1a79b024 DD |
286 | host_makefile_frag=${frag} |
287 | AC_SUBST_FILE(host_makefile_frag) | |
288 | ||
289 | # It's OK to check for header files. Although the compiler may not be | |
290 | # able to link anything, it had better be able to at least compile | |
291 | # something. | |
62b06a9e | 292 | AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h) |
1a79b024 DD |
293 | AC_HEADER_SYS_WAIT |
294 | AC_HEADER_TIME | |
295 | ||
296 | libiberty_AC_DECLARE_ERRNO | |
297 | ||
abdef8eb | 298 | # Determine sizes of some types. |
40a59a4c | 299 | AC_CHECK_SIZEOF([int]) |
abdef8eb | 300 | AC_CHECK_SIZEOF([long]) |
c20a0642 | 301 | AC_CHECK_SIZEOF([size_t]) |
abdef8eb JBG |
302 | |
303 | # Check for presense of long long | |
304 | AC_CHECK_TYPE([long long], | |
305 | [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])], | |
306 | []) | |
40a59a4c | 307 | |
bb6a587d DD |
308 | # Look for a 64-bit type. |
309 | AC_MSG_CHECKING([for a 64-bit type]) | |
310 | AC_CACHE_VAL(liberty_cv_uint64, | |
311 | [AC_TRY_COMPILE( | |
312 | [#ifdef HAVE_STDINT_H | |
313 | #include <stdint.h> | |
314 | #endif], | |
315 | [extern uint64_t foo;], | |
316 | liberty_cv_uint64=uint64_t, | |
317 | [AC_TRY_COMPILE( | |
318 | [#ifdef HAVE_LIMITS_H | |
319 | #include <limits.h> | |
320 | #endif | |
321 | #ifndef CHAR_BIT | |
322 | #define CHAR_BIT 8 | |
323 | #endif], | |
324 | [extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];], | |
325 | liberty_cv_uint64="unsigned long", | |
326 | [AC_TRY_COMPILE( | |
327 | [#ifdef HAVE_LIMITS_H | |
328 | #include <limits.h> | |
329 | #endif | |
330 | #ifndef CHAR_BIT | |
331 | #define CHAR_BIT 8 | |
332 | #endif], | |
333 | [extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];], | |
334 | liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])]) | |
335 | AC_MSG_RESULT($liberty_cv_uint64) | |
336 | if test "$liberty_cv_uint64" != none; then | |
7e9f5c71 DD |
337 | AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64, |
338 | [Define to an unsigned 64-bit type available in the compiler.]) | |
bb6a587d DD |
339 | fi |
340 | ||
b4a451f5 L |
341 | AC_TYPE_INTPTR_T |
342 | AC_TYPE_UINTPTR_T | |
ffa54e5c | 343 | AC_TYPE_SSIZE_T |
b4a451f5 | 344 | |
1a79b024 DD |
345 | # Given the above check, we always have uintptr_t or a fallback |
346 | # definition. So define HAVE_UINTPTR_T in case any imported code | |
347 | # relies on it. | |
348 | AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.]) | |
349 | ||
350 | AC_TYPE_PID_T | |
351 | ||
352 | # This is the list of functions which libiberty will provide if they | |
353 | # are not available on the host. | |
354 | ||
355 | funcs="asprintf" | |
356 | funcs="$funcs atexit" | |
357 | funcs="$funcs basename" | |
358 | funcs="$funcs bcmp" | |
359 | funcs="$funcs bcopy" | |
360 | funcs="$funcs bsearch" | |
361 | funcs="$funcs bzero" | |
362 | funcs="$funcs calloc" | |
363 | funcs="$funcs clock" | |
364 | funcs="$funcs ffs" | |
365 | funcs="$funcs getcwd" | |
366 | funcs="$funcs getpagesize" | |
8ec32723 | 367 | funcs="$funcs gettimeofday" |
1a79b024 DD |
368 | funcs="$funcs index" |
369 | funcs="$funcs insque" | |
370 | funcs="$funcs memchr" | |
371 | funcs="$funcs memcmp" | |
372 | funcs="$funcs memcpy" | |
10e1b6bb | 373 | funcs="$funcs memmem" |
1a79b024 DD |
374 | funcs="$funcs memmove" |
375 | funcs="$funcs mempcpy" | |
376 | funcs="$funcs memset" | |
377 | funcs="$funcs mkstemps" | |
378 | funcs="$funcs putenv" | |
379 | funcs="$funcs random" | |
380 | funcs="$funcs rename" | |
381 | funcs="$funcs rindex" | |
382 | funcs="$funcs setenv" | |
383 | funcs="$funcs snprintf" | |
384 | funcs="$funcs sigsetmask" | |
385 | funcs="$funcs stpcpy" | |
386 | funcs="$funcs stpncpy" | |
387 | funcs="$funcs strcasecmp" | |
388 | funcs="$funcs strchr" | |
389 | funcs="$funcs strdup" | |
390 | funcs="$funcs strncasecmp" | |
0fad4bdb | 391 | funcs="$funcs strndup" |
995b61fe | 392 | funcs="$funcs strnlen" |
1a79b024 DD |
393 | funcs="$funcs strrchr" |
394 | funcs="$funcs strstr" | |
395 | funcs="$funcs strtod" | |
396 | funcs="$funcs strtol" | |
397 | funcs="$funcs strtoul" | |
abdef8eb JBG |
398 | funcs="$funcs strtoll" |
399 | funcs="$funcs strtoull" | |
67f3cb05 | 400 | funcs="$funcs strverscmp" |
1a79b024 DD |
401 | funcs="$funcs tmpnam" |
402 | funcs="$funcs vasprintf" | |
403 | funcs="$funcs vfprintf" | |
404 | funcs="$funcs vprintf" | |
405 | funcs="$funcs vsnprintf" | |
406 | funcs="$funcs vsprintf" | |
407 | funcs="$funcs waitpid" | |
9711ae4d | 408 | funcs="$funcs setproctitle" |
1a79b024 DD |
409 | |
410 | # Also in the old function.def file: alloca, vfork, getopt. | |
411 | ||
412 | vars="sys_errlist sys_nerr sys_siglist" | |
413 | ||
26ac1280 | 414 | checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \ |
af03af8f | 415 | getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \ |
ce2d3708 | 416 | realpath setrlimit spawnve spawnvpe strerror strsignal sysconf sysctl \ |
26ac1280 | 417 | sysmp table times wait3 wait4" |
1a79b024 | 418 | |
ce2d3708 NC |
419 | #Â Darwin has sbrk, but it is deprecated and that produces build-time warnings |
420 | #Â so do not check for it. | |
421 | case "${host}" in | |
422 | *-*-darwin*) ;; | |
423 | *) checkfuncs="$checkfuncs sbrk" | |
424 | esac | |
425 | ||
1a79b024 DD |
426 | # These are neither executed nor required, but they help keep |
427 | # autoheader happy without adding a bunch of text to acconfig.h. | |
428 | if test "x" = "y"; then | |
e96158fc BE |
429 | AC_CHECK_FUNCS(asprintf atexit \ |
430 | basename bcmp bcopy bsearch bzero \ | |
431 | calloc canonicalize_file_name clock \ | |
9c55e064 | 432 | dup3 \ |
e96158fc | 433 | ffs __fsetlocking \ |
26ac1280 | 434 | getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \ |
e96158fc BE |
435 | index insque \ |
436 | memchr memcmp memcpy memmem memmove memset mkstemps \ | |
437 | on_exit \ | |
af03af8f | 438 | pipe2 psignal pstat_getdynamic pstat_getstatic putenv \ |
e96158fc | 439 | random realpath rename rindex \ |
26ac1280 | 440 | sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \ |
9c55e064 | 441 | stpcpy stpncpy strcasecmp strchr strdup \ |
995b61fe | 442 | strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \ |
abdef8eb | 443 | strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \ |
e96158fc BE |
444 | table times tmpnam \ |
445 | vasprintf vfprintf vprintf vsprintf \ | |
446 | wait3 wait4 waitpid) | |
5b4a1ff3 | 447 | AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen]) |
1a79b024 DD |
448 | AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.]) |
449 | AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.]) | |
450 | AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.]) | |
451 | fi | |
452 | ||
453 | # For each of these functions, if the host does not provide the | |
454 | # function we want to put FN.o in LIBOBJS, and if the host does | |
455 | # provide the function, we want to define HAVE_FN in config.h. | |
456 | ||
457 | setobjs= | |
458 | CHECK= | |
1a79b024 DD |
459 | if test -n "${with_target_subdir}"; then |
460 | ||
461 | # We are being configured as a target library. AC_REPLACE_FUNCS | |
462 | # may not work correctly, because the compiler may not be able to | |
463 | # link executables. Note that we may still be being configured | |
464 | # native. | |
465 | ||
466 | # If we are being configured for newlib, we know which functions | |
467 | # newlib provide and which ones we will be expected to provide. | |
468 | ||
469 | if test "x${with_newlib}" = "xyes"; then | |
470 | AC_LIBOBJ([asprintf]) | |
471 | AC_LIBOBJ([basename]) | |
472 | AC_LIBOBJ([insque]) | |
473 | AC_LIBOBJ([random]) | |
474 | AC_LIBOBJ([strdup]) | |
475 | AC_LIBOBJ([vasprintf]) | |
476 | ||
477 | for f in $funcs; do | |
478 | case "$f" in | |
479 | asprintf | basename | insque | random | strdup | vasprintf) | |
480 | ;; | |
481 | *) | |
482 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
483 | AC_DEFINE_UNQUOTED($n) | |
484 | ;; | |
485 | esac | |
486 | done | |
487 | ||
488 | # newlib doesnt provide any of the variables in $vars, so we | |
489 | # dont have to check them here. | |
490 | ||
491 | # Of the functions in $checkfuncs, newlib only has strerror. | |
0093138c | 492 | AC_DEFINE(HAVE_STRERROR) |
1a79b024 DD |
493 | |
494 | setobjs=yes | |
495 | ||
496 | fi | |
497 | ||
069e4b19 CV |
498 | # If we are being configured for Mingw, we know which functions |
499 | # Mingw provides and which ones we will be expected to provide. | |
500 | ||
501 | case "${host}" in | |
502 | *-*-mingw*) | |
503 | AC_LIBOBJ([asprintf]) | |
504 | AC_LIBOBJ([basename]) | |
505 | AC_LIBOBJ([bcmp]) | |
506 | AC_LIBOBJ([bcopy]) | |
507 | AC_LIBOBJ([bzero]) | |
508 | AC_LIBOBJ([clock]) | |
509 | AC_LIBOBJ([ffs]) | |
510 | AC_LIBOBJ([getpagesize]) | |
511 | AC_LIBOBJ([index]) | |
512 | AC_LIBOBJ([insque]) | |
513 | AC_LIBOBJ([mempcpy]) | |
514 | AC_LIBOBJ([mkstemps]) | |
515 | AC_LIBOBJ([random]) | |
516 | AC_LIBOBJ([rindex]) | |
517 | AC_LIBOBJ([sigsetmask]) | |
518 | AC_LIBOBJ([stpcpy]) | |
519 | AC_LIBOBJ([stpncpy]) | |
520 | AC_LIBOBJ([strndup]) | |
995b61fe | 521 | AC_LIBOBJ([strnlen]) |
069e4b19 CV |
522 | AC_LIBOBJ([strverscmp]) |
523 | AC_LIBOBJ([vasprintf]) | |
524 | AC_LIBOBJ([waitpid]) | |
525 | ||
526 | for f in $funcs; do | |
527 | case "$f" in | |
995b61fe | 528 | asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid) |
069e4b19 CV |
529 | ;; |
530 | *) | |
531 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
532 | AC_DEFINE_UNQUOTED($n) | |
533 | ;; | |
534 | esac | |
535 | done | |
536 | ||
537 | # Mingw doesnt provide any of the variables in $vars, so we | |
538 | # dont have to check them here. | |
539 | ||
540 | # Of the functions in $checkfuncs, Mingw only has strerror. | |
541 | AC_DEFINE(HAVE_STRERROR) | |
542 | ||
68724c3d DD |
543 | setobjs=yes |
544 | ;; | |
545 | ||
546 | *-*-msdosdjgpp) | |
547 | AC_LIBOBJ([vasprintf]) | |
548 | AC_LIBOBJ([vsnprintf]) | |
549 | AC_LIBOBJ([snprintf]) | |
550 | AC_LIBOBJ([asprintf]) | |
551 | ||
552 | for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \ | |
553 | getcwd getpagesize getrusage gettimeofday \ | |
554 | index insque memchr memcmp memcpy memmove memset psignal \ | |
555 | putenv random rename rindex sbrk setenv stpcpy strcasecmp \ | |
556 | strchr strdup strerror strncasecmp strrchr strstr strtod \ | |
557 | strtol strtoul sysconf times tmpnam vfprintf vprintf \ | |
558 | vsprintf waitpid | |
559 | do | |
560 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
561 | AC_DEFINE_UNQUOTED($n) | |
562 | done | |
563 | ||
564 | ||
069e4b19 CV |
565 | setobjs=yes |
566 | ;; | |
567 | ||
568 | esac | |
569 | ||
1a79b024 DD |
570 | else |
571 | ||
572 | # Not a target library, so we set things up to run the test suite. | |
b109e79a | 573 | CHECK=really-check |
1a79b024 DD |
574 | |
575 | fi | |
576 | ||
577 | AC_SUBST(CHECK) | |
578 | AC_SUBST(target_header_dir) | |
579 | ||
580 | case "${host}" in | |
581 | *-*-cygwin* | *-*-mingw*) | |
0093138c DD |
582 | AC_DEFINE(HAVE_SYS_ERRLIST) |
583 | AC_DEFINE(HAVE_SYS_NERR) | |
1a79b024 DD |
584 | ;; |
585 | esac | |
586 | ||
587 | if test -z "${setobjs}"; then | |
588 | case "${host}" in | |
589 | ||
590 | *-*-vxworks*) | |
591 | # Handle VxWorks configuration specially, since on VxWorks the | |
592 | # libraries are actually on the target board, not in the file | |
593 | # system. | |
594 | AC_LIBOBJ([basename]) | |
595 | AC_LIBOBJ([getpagesize]) | |
596 | AC_LIBOBJ([insque]) | |
597 | AC_LIBOBJ([random]) | |
598 | AC_LIBOBJ([strcasecmp]) | |
599 | AC_LIBOBJ([strncasecmp]) | |
600 | AC_LIBOBJ([strdup]) | |
601 | AC_LIBOBJ([vfork]) | |
602 | AC_LIBOBJ([waitpid]) | |
603 | AC_LIBOBJ([vasprintf]) | |
604 | for f in $funcs; do | |
605 | case "$f" in | |
606 | basename | getpagesize | insque | random | strcasecmp) | |
607 | ;; | |
608 | strncasecmp | strdup | vfork | waitpid | vasprintf) | |
609 | ;; | |
610 | *) | |
611 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
612 | AC_DEFINE_UNQUOTED($n) | |
613 | ;; | |
614 | esac | |
615 | done | |
616 | ||
617 | # VxWorks doesn't provide any of the variables in $vars, so we | |
618 | # don't have to check them here. | |
619 | ||
620 | # Of the functions in $checkfuncs, VxWorks only has strerror. | |
0093138c | 621 | AC_DEFINE(HAVE_STRERROR) |
1a79b024 DD |
622 | |
623 | setobjs=yes | |
624 | ;; | |
625 | ||
626 | esac | |
627 | fi | |
628 | ||
629 | if test -z "${setobjs}"; then | |
630 | ||
631 | case "${host}" in | |
632 | ||
82ef0f70 JB |
633 | *-*-android*) |
634 | # On android, getpagesize is defined in unistd.h as a static inline | |
635 | # function, which AC_CHECK_FUNCS does not handle properly. | |
636 | ac_cv_func_getpagesize=yes | |
637 | ;; | |
638 | ||
20c4b12e NC |
639 | hppa*-*-hpux*) |
640 | # Replace system snprintf and vsnprintf with libiberty implementations. | |
641 | AC_LIBOBJ([snprintf]) | |
642 | AC_LIBOBJ([vsnprintf]) | |
643 | ;; | |
644 | ||
1a79b024 DD |
645 | *-*-mingw32*) |
646 | # Under mingw32, sys_nerr and sys_errlist exist, but they are | |
647 | # macros, so the test below won't find them. | |
648 | libiberty_cv_var_sys_nerr=yes | |
649 | libiberty_cv_var_sys_errlist=yes | |
650 | ;; | |
651 | ||
65dce80e DD |
652 | *-*-msdosdjgpp*) |
653 | # vfork and fork are stubs. | |
654 | ac_cv_func_vfork_works=no | |
655 | ;; | |
656 | ||
1a79b024 DD |
657 | *-*-uwin*) |
658 | # Under some versions of uwin, vfork is notoriously buggy and the test | |
659 | # can hang configure; on other versions, vfork exists just as a stub. | |
660 | # FIXME: This should be removed once vfork in uwin's runtime is fixed. | |
661 | ac_cv_func_vfork_works=no | |
662 | # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are | |
663 | # macros (actually, these are imported from a DLL, but the end effect | |
664 | # is the same), so the test below won't find them. | |
665 | libiberty_cv_var_sys_nerr=yes | |
666 | libiberty_cv_var_sys_errlist=yes | |
667 | ;; | |
668 | ||
669 | *-*-*vms*) | |
670 | # Under VMS, vfork works very different than on Unix. The standard test | |
671 | # won't work, and it isn't easily adaptable. It makes more sense to | |
672 | # just force it. | |
673 | ac_cv_func_vfork_works=yes | |
674 | ;; | |
675 | ||
676 | esac | |
677 | ||
678 | # We haven't set the list of objects yet. Use the standard autoconf | |
679 | # tests. This will only work if the compiler works. | |
680 | AC_ISC_POSIX | |
681 | AC_REPLACE_FUNCS($funcs) | |
682 | libiberty_AC_FUNC_C_ALLOCA | |
85f969cd | 683 | AC_FUNC_FORK |
1a79b024 DD |
684 | if test $ac_cv_func_vfork_works = no; then |
685 | AC_LIBOBJ([vfork]) | |
686 | fi | |
687 | # We only need _doprnt if we might use it to implement v*printf. | |
688 | if test $ac_cv_func_vprintf != yes \ | |
689 | || test $ac_cv_func_vfprintf != yes \ | |
690 | || test $ac_cv_func_vsprintf != yes; then | |
691 | AC_REPLACE_FUNCS(_doprnt) | |
692 | else | |
693 | AC_CHECK_FUNCS(_doprnt) | |
694 | fi | |
695 | ||
696 | for v in $vars; do | |
697 | AC_MSG_CHECKING([for $v]) | |
698 | AC_CACHE_VAL(libiberty_cv_var_$v, | |
20c4b12e | 699 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[extern int $v [];]],[[if ($v [0]) return 1;]])], |
85f969cd DD |
700 | [eval "libiberty_cv_var_$v=yes"], |
701 | [eval "libiberty_cv_var_$v=no"])]) | |
1a79b024 DD |
702 | if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then |
703 | AC_MSG_RESULT(yes) | |
704 | n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
705 | AC_DEFINE_UNQUOTED($n) | |
706 | else | |
707 | AC_MSG_RESULT(no) | |
708 | fi | |
709 | done | |
710 | ||
711 | # special check for _system_configuration because AIX <4.3.2 do not | |
712 | # contain the `physmem' member. | |
713 | AC_MSG_CHECKING([for external symbol _system_configuration]) | |
85f969cd DD |
714 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/systemcfg.h>]], |
715 | [[double x = _system_configuration.physmem;]])], | |
1a79b024 DD |
716 | [AC_MSG_RESULT([yes]) |
717 | AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, | |
85f969cd | 718 | [Define if you have the _system_configuration variable.])], |
1a79b024 DD |
719 | [AC_MSG_RESULT([no])]) |
720 | ||
721 | AC_CHECK_FUNCS($checkfuncs) | |
a2803021 | 722 | AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf]) |
ce2d3708 NC |
723 | AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc]) |
724 | case "${host}" in | |
725 | *-*-darwin*) ;; # Darwin's sbrk implementation is deprecated. | |
726 | *) AC_CHECK_DECLS([sbrk]);; | |
727 | esac | |
7c89917f | 728 | AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull]) |
67f3cb05 | 729 | AC_CHECK_DECLS([strverscmp]) |
5b4a1ff3 | 730 | AC_CHECK_DECLS([strnlen]) |
1a79b024 DD |
731 | libiberty_NEED_DECLARATION(canonicalize_file_name) |
732 | fi | |
733 | ||
734 | # Figure out which version of pexecute to use. | |
735 | case "${host}" in | |
497462ef DD |
736 | *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;; |
737 | *-*-msdosdjgpp*) pexecute=pex-djgpp ;; | |
738 | *-*-msdos*) pexecute=pex-msdos ;; | |
739 | *) pexecute=pex-unix ;; | |
1a79b024 DD |
740 | esac |
741 | AC_SUBST(pexecute) | |
742 | ||
743 | libiberty_AC_FUNC_STRNCMP | |
744 | ||
745 | # Install a library built with a cross compiler in $(tooldir) rather | |
746 | # than $(libdir). | |
747 | if test -z "${with_cross_host}"; then | |
748 | INSTALL_DEST=libdir | |
749 | else | |
750 | INSTALL_DEST=tooldir | |
751 | fi | |
752 | AC_SUBST(INSTALL_DEST) | |
753 | ||
11a338da DD |
754 | m4_pattern_allow(LIBOBJS) |
755 | L="" | |
756 | for l in x $LIBOBJS; do | |
757 | case $l in | |
758 | x) ;; | |
759 | *) L="$L ./$l" ;; | |
760 | esac | |
761 | done | |
762 | LIBOBJS="$L" | |
763 | ||
545c9aee DD |
764 | dnl Required by html and install-html |
765 | AC_SUBST(datarootdir) | |
766 | AC_SUBST(docdir) | |
767 | AC_SUBST(htmldir) | |
768 | ||
1a79b024 | 769 | # We need multilib support, but only if configuring for the target. |
85f969cd DD |
770 | AC_CONFIG_FILES([Makefile testsuite/Makefile]) |
771 | AC_CONFIG_COMMANDS([default], | |
772 | [[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h | |
1a79b024 | 773 | if test -n "$CONFIG_FILES"; then |
f5396bbe | 774 | if test -n "${with_target_subdir}"; then |
1a79b024 DD |
775 | # FIXME: We shouldn't need to set ac_file |
776 | ac_file=Makefile | |
777 | LD="${ORIGINAL_LD_FOR_MULTILIBS}" | |
778 | . ${libiberty_topdir}/config-ml.in | |
779 | fi | |
85f969cd DD |
780 | fi]], |
781 | [[srcdir=${srcdir} | |
1a79b024 DD |
782 | host=${host} |
783 | target=${target} | |
784 | with_target_subdir=${with_target_subdir} | |
1a79b024 DD |
785 | with_multisubdir=${with_multisubdir} |
786 | ac_configure_args="--enable-multilib ${ac_configure_args}" | |
787 | CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} | |
788 | ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}" | |
789 | libiberty_topdir=${libiberty_topdir} | |
85f969cd DD |
790 | ]]) |
791 | AC_OUTPUT |